United Scientific® Blue Polycarbonate Test Tube Rack – 16mm Tubes, 31-Place, Autoclavable, Chemical Resistant – Pack of 4 lab measuring tools Each cylinder is batch certified

Each cylinder is batch certified for Class A precision and includes a bumper guard for added protection—ideal for educational

Ideal for a wide range of research

bond formations

and a 360° rotating dispensing head for improved usability during repetitive pipetting tasks

With a fixed speed that produces 2

United Scientific® Blue Polycarbonate Test Tube Rack – 16mm Tubes, 31-Place, Autoclavable, Chemical Resistant – Pack of 4 lab measuring tools Each cylinder is batch certifiedOrganize and secure your laboratory samples with the United Scientific Blue Polycarbonate Test Tube Rack. Designed for 16mm tubes, this 31 place rack offers exceptional durability and chemical resistance, making it ideal for school labs, research facilities, and industrial applications. Its ergonomic design allows for comfortable handling, while molded in alphanumeric markings ensure quick sample identification. Built from high quality polycarbonate,